\begin{starred}
\chapter{多面角和正多面体}
\end{starred}

\section{多面角}
\input{units/ltjh-ch3-subsec1}
\input{units/ltjh-ch3-subsec2}
\input{units/ltjh-ch3-xiti16}

\section{正多面体、多面体变形}
\input{units/ltjh-ch3-subsec3}
\input{units/ltjh-ch3-subsec4}
\input{units/ltjh-ch3-xiti17}

\input{units/ltjh-ch3-xiaojie}

\nonumsection{复习参考题三}
\input{units/ltjh-ch3-fuxi-A}
\input{units/ltjh-ch3-fuxi-B}
